Home / 264,278.85-364,705.07-143,420.16

Finding the Fourth Proportional to 264,278.85, 364,705.07 and 143,420.16

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Solution

The fourth proportional to 264,278.85, 364,705.07 and 143,420.16 is: 197,919.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,278.85 : 364,705.07 = 143,420.16 : x
  2. Step 2: Convert to fraction form
    264,278.85/364,705.07 = 143,420.16/x
  3. Step 3: Cross multiply
    264,278.85x = 364,705.07 × 143,420.16
  4. Step 4: Simplify right side
    264,278.85x = 52,306,059,117.02
  5. Step 5: Solve for x
    x = 52,306,059,117.02/264,278.85
  6. Step 6: Final answer
    x = 197,919.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.